I. verbDate: 1980intransitive verb
to prepare or use freebase cocaine
transitive verb
to prepare or use (cocaine) as freebase
• freebasernounII. nounDate: 1980
a purified solid form of cocaine (as crack) that is obtained by treating the powdered hydrochloride of cocaine with an alkaloid base (as sodium bicarbonate) and that can be smoked or heated to produce vapors for inhalation; specifically a form derived from treatment of the hydrochloride of cocaine with ammonia or similar alkaloid solution followed by extraction with a solvent (as ether)

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Freebase — may refer to:*Freebase (chemistry), the standalone basic form of an amine, usually an alkaloid natural product, as opposed to its water soluble salt form. *Freebasing, a form of cocaine. *Freebase (database), an open, shared database of the world … Wikipedia

freebase — 1980 (n. and v.), in reference to cocaine. As a chemical process, it returns a salt form of an alkaloid to its pure form. Related: Freebased; freebasing … Etymology dictionary

freebase — ☆ freebase [frē′bās΄ ] n. a concentrated form of cocaine for smoking, prepared by extracting, or freeing, the alkaloid, or base, from a salt of the drug vt., vi. freebased, freebasing to prepare or use such a form of (cocaine): Also free base or… … English World dictionary